sremick
Mostly competent. Knows enough to be dangerous
It may have been this, (though from a heat shedding POV, I would think vertical ribs/corrugation would be ideal, the honeycomb would trap air pockets, and may not have any advantage over plain solid aluminum, does that make sense? I'm thermally challenged )
There appear to be lots of options for corrugated alluminum panels, most from mfrs in China and India. Metawell would be an alternate company (German)